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CVE-2026-34941

🗓️ 09 Apr 2026 18:29:30Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 13 Views

Wasmtime has a heap out-of-bounds read during UTF-16 to latin1+utf16 transcoding due to wrong byte length check.

Related
Detection
Affected
Refs
NVD
Vulners
Node
bytecodealliancewasmtimeRange<24.0.7rust
OR
bytecodealliancewasmtimeRange25.0.036.0.7rust
OR
bytecodealliancewasmtimeRange37.0.042.0.2rust
OR
bytecodealliancewasmtimeRange43.0.043.0.1rust
[
  {
    "vendor": "bytecodealliance",
    "product": "wasmtime",
    "versions": [
      {
        "version": "< 24.0.7",
        "status": "affected"
      },
      {
        "version": ">= 25.0.0, < 36.0.7",
        "status": "affected"
      },
      {
        "version": ">= 37.0.0, < 42.0.2",
        "status": "affected"
      },
      {
        "version": ">= 43.0.0, < 44.0.1",
        "status": "affected"
      }
    ]
  }
]

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